81771336 is an even 8-digits composite number following 81771335
and preceding 81771337 . In scientific notation, it is written as 8.1771336 × 10^7.
The sum of its digits is 36. It has a total of 6 prime factors and 32 positive divisors.
There are 27257040 positive integers (up to 81771336) that are relatively prime to 81771336.
81771336 has 32 divisors, whose sum is 227143200
The reverse of 81771336 is 63317718
Previous prime number is 3
Is Prime? no Number parity even Number length 8 Sum of Digits 36 Digital Root 9
Name
eighty-one million seven hundred seventy-one thousand three hundred thirty-six
Scientific notation
8.1771336 × 10^7
Engineering notation
8.1771336 × 10^6
Prime Factorization
2 × 2 × 2 × 9 × 3 × 378571
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
20442834 Product of the distinct prime numbers
The prime factorization of 81771336 is 2 × 2 × 2 × 9 × 3 × 378571.
Since it has a total of 6 prime factors.
3 , 8 , 12 , 5 , 928 , 334 , 7243 , 6792 , 87518 , 62356 , 275846 , 904094 , 2702136 , 5096559 , 49790903 , 38255248 , 936078010 , 814381305 , 9017527844 , 102215990
n×2
163542672
n×3
245314008
n×4
327085344
n×5
408856680
n÷2
40885668
n÷3
27257112
n÷3
20442834
n÷5
16354267.2
n2
6686551391224896
n3
5.4676824049312E+23
n4
4.4709969507492E+31
n5
3.6559939391469E+39
2 √n9042.750466534
3 √n434.04394070454
4 √n95.093377616604
5 √n38.240205606319
1 , 2 , 3 , 4 , 6 , 8 , 9 , 12 , 18 , 24 , 27 , 36 , 54 , 72 , 108 , 216 , 378571 , 757142 , 1135713 , 1514284 , 2271426 , 3028568 , 3407139 , 4542852 , 6814278 , 9085704 , 10221417 , 13628556 , 20442834 , 27257112 , 40885668 , 81771336
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-81771335 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
1 Returns the nth root of the product of n divisors
H Harmonic Mean
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81771336 can be divided by 32 positive divisors.
The sum of these divisors (counting 81771336) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100110111111011101101001000
3
Ternary
12200212102012000
4
Quaternary
10313323231020
5
Quinary
131413140321
6
Senary
12040351000
8
Octal
467735510
10
Decimal
81771336
12
Duodecimal
23475460
16
Hexadecimal
4dfbb48
20
Vigesimal
15b186g
36
Base36
1con60
md5
8f719fe347eddf9f5a057694a09cc03b
sha1
eee3025b43c29a964799e61b7de0e3c13f86320a
sha256
2d4c5adf57f8e62c46ad04cadfaa09da7a719592a8a73b8c47b63b4131979f55
sha512
a998b31c86ef3ae0d4d55a5aaebd5731ad31116894d6a01e99c8280507f8ec2296004c92eda0717d989a4a7842a117124c954a0d9e9d12cfae53f678c9ebc76b
ripemd-160
5b6dbc9cb91400d0a445f85fbb2d6b0b209717f1
Diameter
163542672
Circumference
513784456.90365
Area
2.1006420728523E+16
Volume
2.2902974500659E+24
Surface area
8.4025682914091E+16
Circumference
513784456.90365
Perimeter
327085344
Area
6686551391224896
Diagonal
115642132.38457
Surface area
40119308347349376
Volume
5.4676824049312E+23
Space diagonal
141632108.55479
Perimeter
245314008
Area
2.8953616842555E+15
Altitude
70816054.277393
Surface area
2.8953616842555E+15
Volume
6.4437255098354E+22
Height
38547377.461522